<template>
  <div class="app-container">
    <el-card class="operate-container" shadow="never">
      <i class="el-icon-tickets" style="margin-top: 5px"></i>
      <span style="margin-top: 5px">数据列表</span>
      <el-button class="btn-add" @click="handleAddProductCate()" size="mini">
        添加
      </el-button>
    </el-card>
    <div class="table-container">
      <el-table ref="productCateTable" style="width: 100%" :data="list"
         row-key="id"
        :tree-props="{ children: 'children', hasChildren: 'hasChildren'}" v-loading="listLoading" border>
        <el-table-column label="编号" width="100" align="center">
          <template slot-scope="scope">{{ scope.row.id }}</template>
        </el-table-column>
        <el-table-column label="分类名称" align="center">
          <template slot-scope="scope">{{ scope.row.className }}</template>
        </el-table-column>


        <el-table-column label="导航栏"  align="center">
          <template slot-scope="scope">
            <el-switch @change="handleNavStatusChange(scope.$index, scope.row)" :active-value="1" :inactive-value="0"
              v-model="scope.row.navigation">
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="是否显示"  align="center">
          <template slot-scope="scope">
            <el-switch @change="handleShowStatusChange(scope.$index, scope.row)" :active-value="1" :inactive-value="0"
              v-model="scope.row.status">
            </el-switch>
          </template>
        </el-table-column>
        <!-- <el-table-column label="排序"  align="center">
          <template slot-scope="scope">{{ scope.row.sort }}</template>
        </el-table-column> -->
        
        <el-table-column label="操作" width="200" align="center">
          <template slot-scope="scope">
            <el-button size="mini" @click="handleUpdate(scope.$index, scope.row)">编辑
            </el-button>
            <el-button size="mini" type="danger" @click="handleDelete(scope.$index, scope.row)">删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <div class="pagination-container">
      <el-pagination background @size-change="handleSizeChange" @current-change="handleCurrentChange"
        layout="total, sizes,prev, pager, next,jumper" :page-size="listQuery.pageSize" :page-sizes="[5, 10, 15]"
        :current-page.sync="listQuery.pageNum" :total="total">
      </el-pagination>
    </div>
  </div>
</template>

<script>
import { fetchList, deleteProductCate, updateShowStatus, updateNavStatus } from '@/api/productCate'
import { Storage } from '../../../store/storage';

export default {
  name: "productCateList",
  data() {
    return {
      list: [],
      total: null,
      listLoading: true,
      listQuery: {
        pageNum: 1,
        pageSize: 5
      },
      parentId: 0
    }
  },
  created() {
    this.resetParentId();
    this.getList();
  },
  // watch: {
  //   $route(route) {
  //     this.resetParentId();
  //     this.getList();
  //   }
  // },
  methods: {
    resetParentId() {
      this.listQuery.pageNum = 1;
      if (this.$route.query.parentId != null) {
        this.parentId = this.$route.query.parentId;
      } else {
        this.parentId = 0;
      }
    },
    handleAddProductCate() {
      this.$router.push('/pms/addProductCate');
    },
    getList() {
      this.listLoading = true;
      fetchList(this.parentId, this.listQuery).then(response => {
        this.listLoading = false;
        this.list = response.data.data;

        Storage.classListByStorage(this.list);

        // this.list.forEach(element => {
        //   if (element.hasOwnProperty("children")) {
        //     element.hasChildren = true;
        //   } 
        // });

        console.log(this.list);
        this.total = response.data.total;
      });
    },
    handleSizeChange(val) {
      this.listQuery.pageNum = 1;
      this.listQuery.pageSize = val;
      this.getList();
    },
    handleCurrentChange(val) {
      this.listQuery.pageNum = val;
      this.getList();
    },
    handleNavStatusChange(index, row) {
      let data = new URLSearchParams();
      let ids = [];
      ids.push(row.id)
      data.append('ids', ids);
      data.append('navigation', row.navigation);
      updateNavStatus(data).then(response => {
        this.$message({
          message: '修改成功',
          type: 'success',
          duration: 1000
        });
      });
    },
    handleShowStatusChange(index, row) {
      let data = new URLSearchParams();
      let ids = [];
      ids.push(row.id)
      data.append('ids', ids);
      data.append('status', row.status);
      updateShowStatus(data).then(response => {
        this.$message({
          message: '修改成功',
          type: 'success',
          duration: 1000
        });
      });
    },
    handleShowNextLevel(index, row) {
      this.$router.push({ path: '/pms/productCate', query: { parentId: row.id } })
    },
    handleTransferProduct(index, row) {
      console.log('handleAddProductCate');
    },
    handleUpdate(index, row) {
      this.$router.push({ path: '/pms/updateProductCate', query: { id: row.id } });
    },
    handleDelete(index, row) {
      this.$confirm('是否要删除该品牌', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        deleteProductCate("id=" + row.id).then(response => {
          this.$message({
            message: '删除成功',
            type: 'success',
            duration: 1000
          });
          this.list.splice(this.list.indexOf(row));
        });
      });
    }
  },
  filters: {
    levelFilter(value) {
      if (value === 0) {
        return '一级';
      } else if (value === 1) {
        return '二级';
      }
    },
    disableNextLevel(value) {
      if (value === 0) {
        return false;
      } else {
        return true;
      }
    }
  }
}
</script>

<style scoped>
</style>
